| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] [noun sg] may have be | 14 |
|
| 2 | [coord] [noun sg] may have [been] | 14 |
|
| 3 | [coord] [noun sg] may have been | 14 |
|
| 4 | and [noun sg] may have [be] | 11 |
|
